body {
    font-family: 'Inter', sans-serif;
    background-color: #f5f6fa;
    padding: 0;
    margin: 0;
  }

  .container-lg {
    max-width: 1140px;
  }

  .booking-card {
    background-color: #ffffff;
    border-radius: 20px;
    padding: 32px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
  }

  .booking-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: #222;
  }

  .booking-header p {
    font-size: 1rem;
    color: #6c757d;
  }

  .step-indicator {
    background-color: #f8f9fa;
    border-radius: 12px;
    padding: 10px 20px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    margin-bottom: 30px;
  }

  .step {
    text-align: center;
    flex: 1;
  }

  .step .circle {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #dee2e6;
    color: #6c757d;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 13px;
  }

  .step-label {
    font-size: 0.85rem;
    margin-top: 5px;
    font-weight: 500;
  }

  .step.active .circle,
  .step.complete .circle {
    background-color: #198754;
    color: white;
  }

  .form-label {
    font-weight: 600;
    color: #343a40;
  }

  .form-control {
    border-radius: 12px;
    padding: 10px 12px;
    border: 1px solid #ced4da;
    font-size: 0.95rem;
  }

  .form-control:focus {
    border-color: #198754;
    box-shadow: 0 0 0 0.15rem rgba(25, 135, 84, 0.25);
  }

  .card-summary {
    background-color: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    padding: 24px;
  }

  .summary-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 0.95rem;
  }

  .total-row {
    border-top: 1px solid #dee2e6;
    margin-top: 12px;
    padding-top: 12px;
    font-weight: 700;
    font-size: 1.1rem;
  }

  .confirm-btn {
    background: linear-gradient(135deg, #198754, #0f5132);
    border: none;
    color: white;
    padding: 12px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    margin-top: 20px;
  }

  .confirm-btn:hover {
    background: linear-gradient(135deg, #157347, #0b3d2d);
    transform: translateY(-1px);
  }

  .verify-btn {
    border-radius: 8px;
    font-weight: 600;
  }

.step-progress {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin: 20px 0;
    padding: 0 10px;
}

/* Connecting line */
.step-progress::before {
    content: '';
    position: absolute;
    top: 20px; /* height/2 of marker */
    left: 0;
    right: 0;
    height: 2px;
    background-color: #e0e0e0;
    z-index: 1;
}

/* Each step */
.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 2;
    position: relative;
    flex: 1;
}

/* Circles */
.step-marker {
    background-color: #ccc;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    position: relative;
}

/* Labels */
.step-label {
    margin-top: 8px;
    font-size: 0.9rem;
    color: #777;
}

/* Active step */
.step-item.active .step-marker {
    background-color: #4a90e2;
}

.step-item.active .step-label {
    color: #4a90e2;
}

#booking-form {
    background-color: #ffffff;
    border-radius: 20px;
    border: 1px solid #e0e0e0;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

/* Section Title */
#booking-form h5 {
    font-size: 1.1rem;
    color: #1d4ed8;
    font-weight: 600;
    border-bottom: 2px solid #e0e0e0;
}

/* Labels */
#booking-form .form-label {
    font-size: 0.9rem;
    color: #333;
}

/* Inputs */
#booking-form .form-control {
    padding: 10px 12px;
    font-size: 0.9rem;
    background-color: #f9fafb;
    border: 1px solid #dcdcdc;
    border-radius: 12px;
    transition: all 0.2s ease-in-out;
}

#booking-form .form-control:focus {
    background-color: #ffffff;
    border-color: #4a90e2;
    box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.15);
}

/* Email input group */
#booking-form .input-group .form-control {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

#verify-email-btn {
    padding: 10px 16px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s ease-in-out;
}

#verify-email-btn:hover {
    background-color: #198754;
    color: #fff;
}

/* Shadow softening */
#booking-form .form-control.shadow-sm {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.04);
}

/* Field row spacing */
#booking-form .row.g-3 > [class^="col-"] {
    margin-bottom: 10px;
}

.input-icon-wrapper {
    position: relative;
    width: 100%;
  }
  
  .input-icon-wrapper i {
    position: absolute;
    top: 50%;
    left: 12px;
    transform: translateY(-50%);
    color: #6c757d;
    font-size: 1rem;
    pointer-events: none;
  }
  
  .input-icon-wrapper input {
    padding-left: 2.2rem;
    width: 100%;
    border-radius: 12px;
    background-color: #f9fafb;
    border: 1px solid #ced4da;
    padding: 10px 12px;
    font-size: 0.9rem;
  }
  
  .input-icon-wrapper input:focus {
    background-color: #fff;
    border-color: #4a90e2;
    box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.15);
  }

  .step-circle {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
  }

  .step-divider {
    border-top: 2px solid #ced4da;
    margin-top: -20px;
  }

  h2 {
    font-family: 'Segoe UI', 'Helvetica Neue', sans-serif;
    letter-spacing: 0.5px;
  }

/* Gradient Button */
.glass-invoice {
    background: rgba(255, 255, 255, 0.65);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(200, 200, 200, 0.3);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease-in-out;
  }
  
  .divider {
    height: 1px;
    background: linear-gradient(to right, transparent, #dee2e6, transparent);
  }
  
  .invoice-detail-block {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 0.75rem;
    padding: 2px;
    border: 1px solid rgba(240, 240, 240, 0.4);
  }
  
  /* Stylish green button */
  .btn-green-gradient {
    background: linear-gradient(to right, #00c851, #007e33);
    color: #fff;
    border: none;
    box-shadow: 0 4px 12px rgba(0, 200, 81, 0.3);
    transition: 0.3s ease;
  }
  .btn-green-gradient:hover {
    background: linear-gradient(to right, #007e33, #006628);
    box-shadow: 0 6px 16px rgba(0, 200, 81, 0.5);
  }

  .invoice-detail-block > div {
    margin-bottom: 0.75rem !important;
  }
  .invoice-detail-block > div:last-child {
    margin-bottom: 0 !important;
  }